*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#12141c;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}.app{position:fixed;inset:0;touch-action:none;cursor:pointer}.app canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.hud{position:absolute;inset:0;pointer-events:none;color:#f2f3f7}.score-wrap{position:absolute;top:max(20px,env(safe-area-inset-top));left:0;right:0;text-align:center}.score{font-size:60px;font-weight:200;line-height:1}.best{margin-top:4px;font-size:12px;font-weight:700;letter-spacing:2px;opacity:.5}.level-badge{position:absolute;top:max(24px,env(safe-area-inset-top));left:20px;font-size:12px;font-weight:800;letter-spacing:2px;padding:8px 14px;border-radius:999px;background:#ffffff1a}.knives{position:absolute;bottom:max(18px,env(safe-area-inset-bottom));left:18px;display:flex;flex-direction:column-reverse;gap:2px;font-size:17px;opacity:.85}.level-pop{position:absolute;top:30%;left:0;right:0;text-align:center;font-size:30px;font-weight:900;letter-spacing:5px;color:#f5d90a;text-shadow:0 2px 16px rgba(245,217,10,.4);animation:pop-up 1.1s ease-out forwards}@keyframes pop-up{0%{opacity:0;transform:translateY(12px) scale(.8)}15%{opacity:1;transform:translateY(0) scale(1.08)}to{opacity:0;transform:translateY(-50px) scale(1)}}.panel{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);width:min(86vw,360px);padding:32px 28px;border-radius:24px;background:#1c202cbf;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 12px 40px #00000080;text-align:center}.panel h1{font-size:38px;font-weight:900;letter-spacing:6px;margin-bottom:14px}.panel h2{font-size:26px;font-weight:800;margin-bottom:10px}.panel p{font-size:14px;line-height:1.55;opacity:.75;margin-bottom:16px}.final-score{font-size:72px;font-weight:200;line-height:1.1}.best-line{font-size:14px;font-weight:600;opacity:.6;margin:8px 0 18px}.pulse{font-size:15px;font-weight:700;letter-spacing:3px;animation:pulse 1.4s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.btn{pointer-events:auto;font:inherit;font-size:17px;font-weight:700;color:#12141c;background:#f2f3f7;border:none;border-radius:999px;padding:14px 44px;cursor:pointer;transition:transform .1s ease}.btn:active{transform:scale(.95)}.mute{pointer-events:auto;position:absolute;top:max(20px,env(safe-area-inset-top));right:16px;width:40px;height:40px;font-size:18px;border:none;border-radius:50%;background:#ffffff1f;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);cursor:pointer}